Hello, 

With a rank of 2373 in jee b arch and 8687 rank in obc category only two options are available as per the previous cutoffs namely NIT Hamirpur and NIT Raipur based on your given rank and category specified. You can yourself become sure of you chances using the platform (link given below) :

https://engineering.careers360.com/jee-main-architecture-college-predictor

I hope this would help you. For further queries please feel free to write me down in the comment box.